Artificial rain and making rock-sugar candy
Answers are for parents and teachers.
1
Draw the water-cycle diagram and label evaporation, condensation and precipitation.
The drawing should show sea, Sun, upward arrows (evaporation), cloud (condensation), downward arrows (precipitation) and a river.
2
Write 3–4 sentences giving your opinion on artificial rain: is it useful? Give reasons.
Free answer, but it should rest on at least one advantage and one drawback.
3
How many ml of water are needed for syrup with 400 g of sugar (ratio 2 : 1)?
200
4
Observe how many sweets are eaten at home daily and write two ways to reduce them.
For example: eat fruit instead of sweets; drink water instead of sugary drinks.